.35 and it could drop even more before new years. abc's sharyn alfonsi is here to tell us how much and why. >> reporter: it's the type of crash motorists love. gas prices plummeting. in boston, $3.59. atlanta, $3.79. salt lake, $3.40, and l.a., $3.68. the trip home for the holidays just got a lot cheaper. >> i'm thrilled! i mean, i have to buy gas no matter what, so, the fact that it costs a little bit less is great. especially with christmas and everything coming up. >> reporter: prices began rebounding after the refinery problems were fixed. add to that, demand for gasoline down for winter. analyst now think gas prices could fall even further before new years eve. >> by christmas, we should have prices between $3.20 per gallon and $3.40 per gallon. >> reporter: the good news comes on the heels of a game-changing headline from the internal energy agency. they predict the u.s. will be energy independent by 2030. and become the world's largest exporter of oil, surpassing counties like saudi arabia, venezuela, nigeria and even iran. solar, wind and a backyard oil boom has changed the global

tonight, with abc's john schriffen leading us off. >> reporter: whiteout conditions in ohio. power poles snapped like twigs in arkansas. and this pickup truck in southern illinois, struggling just to clear a path. the winter blast, now accounting for 15 deaths. most of them on the nation's roads, where black ice led to accident after accident. >> i lost count of the number of cars i've seen in the ditch. i saw a jackknifed tractor trailer. i saw a horse trailer that was turned over. >> reporter: today, the northeast was digging out. this man spent hours trying to rescue his car here in syracuse. what is it like dealing with this much snow? >> a lot of agony. a lot of back breaking. >> reporter: mother nature is also wreaking havoc in the skies. today alone, close to 700 flights were canceled. in the past 48 hours? nearly 3,000. on new york's long island, this southwest airlines plane skidded off the runway, getting stuck in the mud. 129 passengers evacuated safely. >> tower southwest 4695. >> 4695. >> we just made your day very exciting, at least ours is going to be. we just taxied off t

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